linux-kernel - Re: [PATCH v3 1/5] media: dt-bindings: add non-pixel property in iris schema

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Message-ID: <24dd3e64-958a-41d5-8032-1da91063eaeb@kernel.org>
Date: Thu, 3 Jul 2025 09:29:53 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Vikash Garodia <quic_vgarodia@...cinc.com>,
 Dikshita Agarwal <quic_dikshita@...cinc.com>,
 Abhinav Kumar <abhinav.kumar@...ux.dev>,
 Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
 Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 1/5] media: dt-bindings: add non-pixel property in iris
 schema

On 02/07/2025 13:13, Krzysztof Kozlowski wrote:
>> ---
>>  .../bindings/media/qcom,sm8550-iris.yaml           | 40 ++++++++++++++++++++--
>>  1 file changed, 38 insertions(+), 2 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml b/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
>> index c79bf2101812d83b99704f38b7348a9f728dff44..4dda2c9ca1293baa7aee3b9ee10aff38d280fe05 100644
>> --- a/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
>> +++ b/Documentation/devicetree/bindings/media/qcom,sm8550-iris.yaml
>> @@ -65,10 +65,31 @@ properties:
>>        - const: core
>>  
>>    iommus:
>> +    minItems: 1
>>      maxItems: 2
> 
> No, why hardware suddenly has different amount?
> 
>>  
>>    dma-coherent: true
>>  
>> +  non-pixel:
> 
> Why EXISTING hardware grows?

One more comment here - this entire node is not needed, there is no
device here being described. Just solve the problem in the main device node.

Best regards,
Krzysztof